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      1 /*
      2  * Copyright (C) 2014 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package com.android.systemui.qs;
     17 
     18 import android.app.AlertDialog;
     19 import android.content.Context;
     20 import android.content.DialogInterface;
     21 import android.content.res.Configuration;
     22 import android.os.Handler;
     23 import android.os.Looper;
     24 import android.os.Message;
     25 import android.util.Log;
     26 import android.util.TypedValue;
     27 import android.view.LayoutInflater;
     28 import android.view.View;
     29 import android.view.View.OnClickListener;
     30 import android.widget.ImageView;
     31 import android.widget.TextView;
     32 
     33 import com.android.systemui.FontSizeUtils;
     34 import com.android.systemui.R;
     35 import com.android.systemui.statusbar.phone.QSTileHost;
     36 import com.android.systemui.statusbar.phone.SystemUIDialog;
     37 import com.android.systemui.statusbar.policy.SecurityController;
     38 
     39 public class QSFooter implements OnClickListener, DialogInterface.OnClickListener {
     40     protected static final String TAG = "QSFooter";
     41     protected static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
     42 
     43     private final View mRootView;
     44     private final TextView mFooterText;
     45     private final ImageView mFooterIcon;
     46     private final Context mContext;
     47     private final Callback mCallback = new Callback();
     48 
     49     private SecurityController mSecurityController;
     50     private AlertDialog mDialog;
     51     private QSTileHost mHost;
     52     private Handler mHandler;
     53     private final Handler mMainHandler;
     54 
     55     private boolean mIsVisible;
     56     private boolean mIsIconVisible;
     57     private int mFooterTextId;
     58 
     59     public QSFooter(QSPanel qsPanel, Context context) {
     60         mRootView = LayoutInflater.from(context)
     61                 .inflate(R.layout.quick_settings_footer, qsPanel, false);
     62         mRootView.setOnClickListener(this);
     63         mFooterText = (TextView) mRootView.findViewById(R.id.footer_text);
     64         mFooterIcon = (ImageView) mRootView.findViewById(R.id.footer_icon);
     65         mContext = context;
     66         mMainHandler = new Handler();
     67     }
     68 
     69     public void setHost(QSTileHost host) {
     70         mHost = host;
     71         mSecurityController = host.getSecurityController();
     72         mHandler = new H(host.getLooper());
     73     }
     74 
     75     public void setListening(boolean listening) {
     76         if (listening) {
     77             mSecurityController.addCallback(mCallback);
     78         } else {
     79             mSecurityController.removeCallback(mCallback);
     80         }
     81     }
     82 
     83     public void onConfigurationChanged() {
     84         FontSizeUtils.updateFontSize(mFooterText, R.dimen.qs_tile_text_size);
     85     }
     86 
     87     public View getView() {
     88         return mRootView;
     89     }
     90 
     91     public boolean hasFooter() {
     92         return mRootView.getVisibility() != View.GONE;
     93     }
     94 
     95     @Override
     96     public void onClick(View v) {
     97         mHandler.sendEmptyMessage(H.CLICK);
     98     }
     99 
    100     private void handleClick() {
    101         mHost.collapsePanels();
    102         // TODO: Delay dialog creation until after panels are collapsed.
    103         createDialog();
    104     }
    105 
    106     public void refreshState() {
    107         mHandler.sendEmptyMessage(H.REFRESH_STATE);
    108     }
    109 
    110     private void handleRefreshState() {
    111         if (mSecurityController.hasDeviceOwner()) {
    112             mFooterTextId = R.string.device_owned_footer;
    113             mIsVisible = true;
    114             mIsIconVisible = false;
    115         } else if (mSecurityController.hasProfileOwner()) {
    116             mFooterTextId = R.string.profile_owned_footer;
    117             mIsVisible = true;
    118             mIsIconVisible = false;
    119         } else if (mSecurityController.isVpnEnabled()) {
    120             mFooterTextId = R.string.vpn_footer;
    121             mIsVisible = true;
    122             mIsIconVisible = true;
    123         } else {
    124             mIsVisible = false;
    125             mIsIconVisible = false;
    126         }
    127         mMainHandler.post(mUpdateDisplayState);
    128     }
    129 
    130     @Override
    131     public void onClick(DialogInterface dialog, int which) {
    132         if (which == DialogInterface.BUTTON_NEGATIVE) {
    133             mSecurityController.disconnectFromVpn();
    134         }
    135     }
    136 
    137     private void createDialog() {
    138         mDialog = new SystemUIDialog(mContext);
    139         mDialog.setTitle(getTitle());
    140         mDialog.setMessage(getMessage());
    141         mDialog.setButton(DialogInterface.BUTTON_POSITIVE, getPositiveButton(), this);
    142         if (mSecurityController.isVpnEnabled()) {
    143             mDialog.setButton(DialogInterface.BUTTON_NEGATIVE, getNegativeButton(), this);
    144         }
    145         mDialog.show();
    146     }
    147 
    148     private String getNegativeButton() {
    149         if (mSecurityController.isLegacyVpn()) {
    150             return mContext.getString(R.string.disconnect_vpn);
    151         } else {
    152             return mContext.getString(R.string.disable_vpn);
    153         }
    154     }
    155 
    156     private String getPositiveButton() {
    157         return mContext.getString(R.string.quick_settings_done);
    158     }
    159 
    160     private String getMessage() {
    161         if (mSecurityController.hasDeviceOwner()) {
    162             if (mSecurityController.hasProfileOwner()) {
    163                 if (mSecurityController.isVpnEnabled()) {
    164                     if (mSecurityController.isLegacyVpn()) {
    165                         return mContext.getString(
    166                                 R.string.monitoring_description_legacy_vpn_device_and_profile_owned,
    167                                 mSecurityController.getDeviceOwnerName(),
    168                                 mSecurityController.getProfileOwnerName(),
    169                                 mSecurityController.getLegacyVpnName());
    170                     } else {
    171                         return mContext.getString(
    172                                 R.string.monitoring_description_vpn_device_and_profile_owned,
    173                                 mSecurityController.getDeviceOwnerName(),
    174                                 mSecurityController.getProfileOwnerName(),
    175                                 mSecurityController.getVpnApp());
    176                     }
    177                 } else {
    178                     return mContext.getString(
    179                             R.string.monitoring_description_device_and_profile_owned,
    180                             mSecurityController.getDeviceOwnerName(),
    181                             mSecurityController.getProfileOwnerName());
    182                 }
    183             } else {
    184                 if (mSecurityController.isVpnEnabled()) {
    185                     if (mSecurityController.isLegacyVpn()) {
    186                         return mContext.getString(
    187                                 R.string.monitoring_description_legacy_vpn_device_owned,
    188                                 mSecurityController.getDeviceOwnerName(),
    189                                 mSecurityController.getLegacyVpnName());
    190                     } else {
    191                         return mContext.getString(R.string.monitoring_description_vpn_device_owned,
    192                                 mSecurityController.getDeviceOwnerName(),
    193                                 mSecurityController.getVpnApp());
    194                     }
    195                 } else {
    196                     return mContext.getString(R.string.monitoring_description_device_owned,
    197                             mSecurityController.getDeviceOwnerName());
    198                 }
    199             }
    200         } else if (mSecurityController.hasProfileOwner()) {
    201             if (mSecurityController.isVpnEnabled()) {
    202                 if (mSecurityController.isLegacyVpn()) {
    203                     return mContext.getString(
    204                             R.string.monitoring_description_legacy_vpn_profile_owned,
    205                             mSecurityController.getProfileOwnerName(),
    206                             mSecurityController.getLegacyVpnName());
    207                 } else {
    208                     return mContext.getString(
    209                             R.string.monitoring_description_vpn_profile_owned,
    210                             mSecurityController.getProfileOwnerName(),
    211                             mSecurityController.getVpnApp());
    212                 }
    213             } else {
    214                 return mContext.getString(
    215                         R.string.monitoring_description_profile_owned,
    216                         mSecurityController.getProfileOwnerName());
    217             }
    218         } else {
    219             if (mSecurityController.isLegacyVpn()) {
    220                 return mContext.getString(R.string.monitoring_description_legacy_vpn,
    221                         mSecurityController.getLegacyVpnName());
    222 
    223             } else {
    224                 return mContext.getString(R.string.monitoring_description_vpn,
    225                         mSecurityController.getVpnApp());
    226             }
    227         }
    228     }
    229 
    230     private int getTitle() {
    231         if (mSecurityController.hasDeviceOwner()) {
    232             return R.string.monitoring_title_device_owned;
    233         }
    234         if (mSecurityController.hasProfileOwner()) {
    235             return R.string.monitoring_title_profile_owned;
    236         }
    237         return R.string.monitoring_title;
    238     }
    239 
    240     private final Runnable mUpdateDisplayState = new Runnable() {
    241         @Override
    242         public void run() {
    243             if (mFooterTextId != 0) {
    244                 mFooterText.setText(mFooterTextId);
    245             }
    246             mRootView.setVisibility(mIsVisible ? View.VISIBLE : View.GONE);
    247             mFooterIcon.setVisibility(mIsIconVisible ? View.VISIBLE : View.INVISIBLE);
    248         }
    249     };
    250 
    251     private class Callback implements SecurityController.SecurityControllerCallback {
    252         @Override
    253         public void onStateChanged() {
    254             refreshState();
    255         }
    256     }
    257 
    258     private class H extends Handler {
    259         private static final int CLICK = 0;
    260         private static final int REFRESH_STATE = 1;
    261 
    262         private H(Looper looper) {
    263             super(looper);
    264         }
    265 
    266         @Override
    267         public void handleMessage(Message msg) {
    268             String name = null;
    269             try {
    270                 if (msg.what == REFRESH_STATE) {
    271                     name = "handleRefreshState";
    272                     handleRefreshState();
    273                 } else if (msg.what == CLICK) {
    274                     name = "handleClick";
    275                     handleClick();
    276                 }
    277             } catch (Throwable t) {
    278                 final String error = "Error in " + name;
    279                 Log.w(TAG, error, t);
    280                 mHost.warn(error, t);
    281             }
    282         }
    283     }
    284 
    285 }
    286